1 /* SPDX-License-Identifier: GPL-2.0 */ 2 /* Useful PROM locations */ 3 4 #ifndef SUN3X_PROM_H 5 #define SUN3X_PROM_H 6 7 extern void (*sun3x_putchar)(int); 8 extern int (*sun3x_getchar)(void); 9 extern int (*sun3x_mayget)(void); 10 extern int (*sun3x_mayput)(int); 11 12 void sun3x_reboot(void); 13 void sun3x_abort(void); 14 void sun3x_prom_init(void); 15 unsigned long sun3x_prom_ptov(unsigned long pa, unsigned long size); 16 17 /* interesting hardware locations */ 18 #define SUN3X_IOMMU 0x60000000 19 #define SUN3X_ENAREG 0x61000000 20 #define SUN3X_INTREG 0x61001400 21 #define SUN3X_DIAGREG 0x61001800 22 #define SUN3X_ZS1 0x62000000 23 #define SUN3X_ZS2 0x62002000 24 #define SUN3X_LANCE 0x65002000 25 #define SUN3X_EEPROM 0x64000000 26 #define SUN3X_IDPROM 0x640007d8 27 #define SUN3X_VIDEO_BASE 0x50400000 28 #define SUN3X_VIDEO_REGS 0x50300000 29 30 /* vector table */ 31 #define SUN3X_PROM_BASE 0xfefe0000 32 #define SUN3X_P_GETCHAR (SUN3X_PROM_BASE + 20) 33 #define SUN3X_P_PUTCHAR (SUN3X_PROM_BASE + 24) 34 #define SUN3X_P_MAYGET (SUN3X_PROM_BASE + 28) 35 #define SUN3X_P_MAYPUT (SUN3X_PROM_BASE + 32) 36 #define SUN3X_P_REBOOT (SUN3X_PROM_BASE + 96) 37 #define SUN3X_P_SETLEDS (SUN3X_PROM_BASE + 144) 38 #define SUN3X_P_ABORT (SUN3X_PROM_BASE + 152) 39 40 /* mapped area */ 41 #define SUN3X_MAP_START 0xfee00000 42 #define SUN3X_MAP_END 0xff000000 43 44 #endif 45
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